The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 27, 2018
Filed:
May. 06, 2016
Abb Technology Ag, Zurich, CH;
Francesco Pisu, Birmenstorf, CH;
Fredrik Lundqvist, Remetschwil, CH;
Jakub Korbel, Baden, CH;
Johan Costyson, Wettingen, CH;
Kansara Krunal, Vadodara, IN;
Mattias Runnberg, Saxdalen, SE;
Sami Kotilainen, Niederrohrdorf, CH;
Raphael Rijo-Rude, Baden, CH;
ABB Schweiz AG, Baden, CH;
Abstract
The invention relates to a circuit breaker comprising a first and a second contact assembly, wherein one of the contact assemblies comprises contact fingers arranged in a finger cage configuration and the other contact assembly comprises a tube or rod contact. The contact fingers comprise an impact point where the tube or rod impacts the contact fingers for the first time during electrical connection establishment, and a contact zone which contacts the tube or rod when the electrical connection is established. The contact zone comprises two contact points separated from one another and arranged on a line which is perpendicular to the longitudinal axis.